CVE-2016-7466: Opensuse Leap

Medium severity, CVSS 6.0. EPSS: 0.4% chance of exploitation in the next 30 days.

Memory leak in the usb_xhci_exit function in hw/usb/hcd-xhci.c in QEMU (aka Quick Emulator), when the xhci uses msix, allows local guest OS administrators to cause a denial of service (memory consumption and possibly QEMU process crash) by repeatedly unplugging a USB device.

Affected products

• Opensuse Leap: version 42.2 only
• Qemu Qemu: up to and including 2.7.1
• Red Hat Openstack: version 6.0 only; version 7.0 only; version 8 only; version 9 only; version 10 only; version 11 only
• Red Hat Virtualization: version 4.0 only

Published 2016-12-10. Last modified 2026-06-17.